User manual EUTECH INSTRUMENTS ECOTESTR EC HIGH

[. . . ] Operating Instructions EcoTestr EC High Waterproof Pocket Tester Battery cover LIFT LIFT Before First Use: Soak sensor for 2 minutes in alcohol to remove stains/oils. [. . . ] The tester's non-volatile memory function retains calibration settings Error Messages: 1. Er ­ Calibration is performed in solution value below 5 % of full-scale range. Use higher value calibration standard ­ Faulty temperature sensor 3. Or ­ Over range signal for measurements performed above the full-scale range Reset Option: Reset option allows you to restore the calibration back to factory default settings. Press again to confirm reset ( En ) or press to escape ( ESC) reset option Warranty: This tester is supplied with a warranty against manufacturing defects for a period of ONE year from date of purchase. Calibration: The tester is factory calibrated. Dip sensor fully into standard solution and wait for the value to stabilize 4. [. . . ] Useful Notes: To avoid cross contamination, rinse between samples and calibration standards with de-ionized water. Accessories: Eutech Order Code ECCON2764BT ECCON1288BT Oakton Order Code 00653-20 00606-10 Description 2764 µS/cm KCl calibration solution 12. 88 mS/cm KCl calibration solution [. . . ]